patch-openssl-CVE-2014-0160

Patch openssl #heartbleed with ansible

Usage :

pip install ansible
ansible-playbook -i your_inventory_file patch-openssl-CVE-2014-0160.yml

your_inventory_file just need to contain your server list :

192.168.0.10
webserver1.example.com
webserver2.example.com
db1.example.com

Support

• Upgrade openssl on Debian Family OS
• Restart some services impacted

To Do

• Restart more service
• Regenerate SSL certificats
• Support more OS

Test if you need to patch

% openssl version -a
OpenSSL 1.0.1 14 Mar 2012
built on: Tue Aug 21 05:18:48 UTC 2012
-> you need to patch (the date of build is before 7 april 2014)
% openssl version -a
OpenSSL 1.0.1 14 Mar 2012
built on: Mon Apr  7 20:33:29 UTC 2014
-> you system is normaly patched (the date of build is after 7 april 2014)

# openssl s_client -connect twitter.com:443  -tlsextdebug 2>&1| grep 'server extension "heartbeat" (id=15)'
TLS server extension "heartbeat" (id=15), len=1 
-> If you use openssl, you have heartbeat activated, you could need to patch

# openssl s_client -connect cloudflare.com:443  -tlsextdebug 2>&1| grep 'server extension "heartbeat" (id=15)'
-> cloudflare is patched

More information

• CVE-2014-0160
• http://heartbleed.com/
• https://www.openssl.org/news/secadv_20140407.txt

Author

Julien DAUPHANT